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Finding the Fourth Proportional to 36.01, 54.11 and 33.70

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Solution

The fourth proportional to 36.01, 54.11 and 33.70 is: 50.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.01 : 54.11 = 33.70 : x
  2. Step 2: Convert to fraction form
    36.01/54.11 = 33.70/x
  3. Step 3: Cross multiply
    36.01x = 54.11 × 33.70
  4. Step 4: Simplify right side
    36.01x = 1,823.51
  5. Step 5: Solve for x
    x = 1,823.51/36.01
  6. Step 6: Final answer
    x = 50.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.